Finding the Third Proportional to 1,509,881 and 2,286,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,509,881 : 2,286,800 = 2,286,800 : x
2. Step 2: Convert to fraction form
   1,509,881/2,286,800 = 2,286,800/x
3. Step 3: Cross multiply
   1,509,881x = 2,286,800 × 2,286,800
4. Step 4: Simplify right side
   1,509,881x = 5,229,454,240,000
5. Step 5: Solve for x
   x = 5,229,454,240,000/1,509,881
6. Step 6: Final answer
   x = 3,463,487.68